Icom IC-F3023S, IC-F3022T, IC-F3022S, IC-F3021S, IC-F3021T, IC-F3023T Transmit Adjustment

Page 18

6-3 TRANSMIT ADJUSTMENT

Select an adjustment item using [] / [] keys, then set to the specified value using [] / [] keys on the connected PC’s keyboard.

ADJUSTMENT

ADJUSTMENT CONDITION

 

 

MEASUREMENT

 

 

VALUE

 

UNIT

OPERATION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTPUT

1

• Channel

: CH 3

 

Top

Connect an RF power meter to

 

 

 

5.0 W

POWER

 

• Transmitting

 

 

panel

the antenna connector.

 

 

 

 

 

 

 

[Power (Hi)]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[Power (L2)]

2

• Channel

: CH 4

 

 

 

 

 

 

 

2.0 W

 

 

• Transmitting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[Power (L1)]

3

• Channel

: CH 5

 

 

 

 

 

 

 

1.0 W

 

 

• Transmitting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MODULATION

1

• Channel

: CH 6

 

Top

Connect the FM deviation me-

 

 

 

 

 

 

 

BALANCE

 

• No audio applied to the JIG cable.

 

panel

ter to the antenna connector

Set to square wave form

[BAL]

 

• Set an FM deviation meter same as;

 

 

through an attenuator.

 

 

 

 

 

 

 

 

 

HPF

: OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

LPF

: 20 kHz

 

 

 

 

 

 

 

 

 

 

 

 

 

De-emphasis

: OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

Detector

: (P–P)/2

 

 

 

 

 

 

 

 

 

 

 

 

 

• Transmitting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FM

1

• Channel

: CH 5

 

Top

Connect the FM deviation me-

±2.05 to ±2.15 kHz

DEVIATION

 

• Connect an audio generator to the JIG

 

panel

ter to the antenna connector

 

 

 

 

 

 

 

(NARROW)

 

cable and set as;

 

 

 

through an attenuator.

 

 

 

 

 

 

 

[MOD N]

 

Frequency

: 1.0 kHz

 

 

 

 

 

 

 

 

 

 

 

 

 

Level

: 150 mV rms

 

 

 

 

 

 

 

 

 

 

 

Set the FM deviation meter to same condi- tion as “MODULATION BALANCE.”

Transmitting

(WIDE)

2

• Channel

: CH 9

 

 

±4.05 to ±4.15 kHz

[MOD ratio]

 

• Transmitting

 

 

 

 

 

 

 

 

 

 

 

(MIDDLE)*

3

• Channel

: CH 7

 

 

±3.15 to ±3.25 kHz

[MOD ratio]

 

• Transmitting

 

 

 

 

 

 

 

 

 

 

 

CTCSS/DTCS

1

• Channel

: CH 8

Top

Connect an FM deviation meter to ±0.68 to ±0.72 kHz

DEVIATION

 

• No audio applied to the JIG cable.

panel

the antenna connector through

[CTCS/DTCS]

 

• Set the FM deviation meter to same condi-

 

an attenuator.

 

 

tion as “MODULATION BALANCE.”

 

 

 

 

 

• Transmitting

 

 

 

 

 

 

 

 

 

 

 

*; [EUR] only.

 

 

 

 

 

 

6 - 5

Image 18
Contents VHF FM Transceivers Introduction Ordering PartsRepair Notes Table of Contents Section Specifications EURSection Inside Views Main UnitPA Unit Removing the Main Unit Disassembly InstructionsRemoving the Chassis Unit Removing the PA UnitOptional Unit Installation UT-108R UT-109R UT-110RReceiver Circuits Antenna Switching Circuit PA UnitCircuit Description RF Circuits Main UnitSquelch Circuits Main Unit Transmitter CircuitsMicrophone Amplifier Circuits Main Unit Modulation Circuits Main UnitTransmit Amplifiers PA Unit APC Circuit PA UnitOver Current Detection Circuit PA Unit PLL Circuits PLL IC Main UnitPower Supply Circuits Port Allocations CPU IC22Adjustment Procedures Before Starting Software AdjustmentStarting Software Adjustment Connection JIG CablesPC Screen Exsample Frequency Adjustment Transmit Adjustment Receive Adjustment ConvenientParts List Main UnitOrder Description Location Order Description PA Unit 16.3/10.3PA Unit Connect Unit ANT UnitBC-160 Optional product Chassis Parts Mechanical Parts and DisassemblyAccessories ANT UnitMP2 C, MP12 C The shape is depending on the version Semiconductor Information DiodesANT Unit TOP View Board LayoutsMain Unit TOP View PA Unit TOP ViewPA Unit Bottom View Main Unit Bottom ViewConnect Unit Bottom View ANT Unit Bottom ViewBlock Diagram Main UnitVoltage Diagrams 28 6#PA Unit Section BC-160Page 32, Kamiminami, Hirano-ku, Osaka 547-0003, Japan

IC-F3022T, IC-F3023T, IC-F3021S, IC-F3021T, IC-F3022S specifications

The Icom IC-F3023S, IC-F3022S, IC-F3021T, IC-F3021S, and IC-F3023T are part of Icom's robust lineup of mobile radios designed for reliable communication in diverse environments. These radios are renowned for their durability, advanced features, and user-friendly operation, making them ideal for organizations in public safety, security, and industrial sectors.

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The IC-F3023S and IC-F3022S models are equipped with powerful audio output, ensuring clear sound quality, even in noisy environments. These radios incorporate advanced digital signal processing (DSP) technology, which significantly enhances voice clarity and reduces background noise, making communication crisp and efficient.

For battery efficiency, these models feature a high-capacity lithium-ion battery, which provides long-lasting power for extended operation. With features like battery saver technology, users can maximize the lifespan of their batteries, reducing downtime and operational costs.

One of the key characteristics across these models is their versatility in communication. They support multiple frequency bands and have programmable channels, allowing users to customize their communication preferences according to their operational needs. The IC-F3021T and IC-F3021S variants also support Trunked Operation which facilitates seamless communication across larger teams.

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In summary, the Icom IC-F3023S, IC-F3022S, IC-F3021T, IC-F3021S, and IC-F3023T radios are designed to meet the demands of professional users who require high-performance communication devices. With their rugged build, exceptional audio quality, and advanced features, these radios are invaluable tools in maintaining effective communication in any operational setting. Whether for construction sites, emergency services, or security details, these models offer the reliability and function that professionals need every day.